MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains numerous embedded links, with at least one pointing to known malicious redirector infrastructure. The heuristic 'SE_MFA_LURE' indicates the document likely attempts to harvest credentials or session tokens by mimicking a multi-factor authentication prompt. The presence of many external PDF links suggests a link farm or SEO poisoning tactic to distribute malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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MFA / one-time-code harvesting lure high SE_MFA_LUREDocument asks for a one-time code, authenticator approval, or MFA confirmation — consistent with credential phishing kits that steal session tokens or abuse multi-factor authentication
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.ru/pify?keyword=apogee+ensemble+maestro+manual
- http://kerusuw.2ndusss.com/uploads/1/3/0/7/130739615/mijikip.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/4027/6642/files/tixorojepuxiku.pdf
- https://cdn.shopify.com/s/files/1/0428/5559/6198/files/sodedovivegafojavapa.pdf
- https://cdn.shopify.com/s/files/1/0431/9910/3136/files/14158768525.pdf
- https://cdn.shopify.com/s/files/1/0428/7237/3414/files/xujuxazegamapaf.pdf
- https://cdn.shopify.com/s/files/1/0435/3287/7976/files/catholic_answers_eucharistic_miracles.pdf
- https://cdn.shopify.com/s/files/1/0433/5340/7646/files/gungeon_wood_beam.pdf
- https://cdn.shopify.com/s/files/1/0434/7510/7992/files/53846328008.pdf
- https://cdn.shopify.com/s/files/1/0464/8914/1416/files/making_book_folding_templates.pdf
- https://cdn.shopify.com/s/files/1/0430/6780/1749/files/4150329402.pdf
- https://cdn.shopify.com/s/files/1/0431/4670/7104/files/zivufafof.pdf
- https://cdn.shopify.com/s/files/1/0447/3955/9573/files/nervio_glosofaringeo.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000082b1.bind44237c2487e125e533000ac8a06f5d0e3be7d4861fd89885a2b914f915294b0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x82B1 | 5268 bytes |
font_01_sfnt_off00009482.bin2dfe165ef1e816a08598bc0451bde20ab762bda67a21f4750c223ef3527b2bc0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9482 | 10392 bytes |
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